Lizzie Armitstead and Nicole Cooke: Who should lead Team GB?

Lizzie Armitstead and Nicole Cooke discuss the qualities needed to win an Olympic gold medal in the women's cycling road race at London 2012.

The pair are battling to be selected as the leader of the GB team for the race. Cooke is the defending Olympic champion but Armitstead won last year's British national title ahead of Cooke.

See more from the rivals on British Olympic Dreams, broadcast on BBC One from 12:50 BST on Saturday, 19 May, and available on iPlayer.